a growing number of republicans are slowly backing away from grover norquist's anti-tax pledge. saying they're open to letting revenues rise if democrats do their part in the budget talks. >> when you're $16 trillion in debt, the only pledge we should be making to each other is to avoid becoming greece, and republicans should put revenue on the table. i will violate the pledge, long story short, for the good of the country only if democrats will do entitlement reform. >> a pledge you signed 20 years ago, 18 years ago is for that congress. for instance, if i were in